1. Mrs Harrison’s X-ray Machine1

2. We are going to use the x-ray machine to see if some animals are vertebrates or invertebrates
A BACKBONE
Vertebrates are animals that have:
NO BACKBONE 2

3. Click on the cat to x-ray it!
Our first animal is a cat. Do you think a cat is a vertebrate?
Click on the cat to x-ray it! 3

4. Click on the fish to x-ray it!
What about this fish? Do you think a fish is a vertebrate?
Click on the fish to x-ray it! 4

5. Click on the snail to x-ray it!
What about this snail? Do you think a snail is a vertebrate?
Click on the snail to x-ray it! 5

6. Click on the dinosaur to x-ray it!
What about this dinosaur? Do you think dinosaurs were vertebrates?
Click on the dinosaur to x-ray it! 6

7. Click on the jellyfish to x-ray it!
What about this jellyfish? Do you think a jellyfish is a vertebrate?
Click on the jellyfish to x-ray it! 7

8. Click on the eagle to x-ray it!
What about this eagle? Do you think an eagle is a vertebrate?
Click on the eagle to x-ray it! 8

9. Click on the worm to x-ray it!
What about this worm? Do you think a worm is a vertebrate?
Click on the worm to x-ray it! 9

10. Click on the frog to x-ray it!
What about this frog? Do you think a frog is a vertebrate?
Click on the frog to x-ray it! 10

11. Click on the person to x-ray them!
What about this person? Do you think a human is a vertebrate?
Click on the person to x-ray them! 11

12. Yes, a cat has a backbone, so it is a vertebrate
Click here to carry on 12

13. Yes, a fish has a backbone, so it is a vertebrate
Click here to carry on 13

14. No, a snail has no backbone, so it is an invertebrate
Click here to carry on 14

15. Yes, this dinosaur had a backbone, so it was a vertebrate
Click here to carry on 15

16. No, a jellyfish has no backbone, so it is an invertebrate
Click here to carry on 16

17. Yes, an eagle has a backbone, so it is a vertebrate
Click here to carry on 17

18. No, a worm has no backbone, so it is an invertebrate
Click here to carry on 18

19. Yes, a frog has a backbone, so it is a vertebrate
Click here to carry on 19

20. Yes, a human has a backbone, so it is a vertebrate
Click here to carry on 20

21. The end! 21

22. Vertebrates are animals that have a backbone
Correct!
Vertebrates are animals that have a backbone
Click here to carry on 22

23. Vertebrates are animals that have a backbone
Oops!
Vertebrates are animals that have a backbone
Click here to carry on 23